水源

中线调水工程水源水质的保护

Headwaters Quality Protection in the Middle Routh of South-to-North Water Transfers

淄博市大武水源地水资源综合评价

Research on water resources assessment of Dawu headwaters ground in Zibo city

他们面临无污染水源的严重短缺。

They face a desperate shortage of clean water .

他说用占卜杖探测水源完全是胡说八道。

He said that dowsing for water is complete nonsense

村里的部落很友善，他们会和你一起分享水源。

The village tribe is friendly and they share their water supply with you

泄漏的煤油污染了水源。

A leakage of kerosene has polluted water supplies

我之所以探寻水源是因为发生了旱灾。

The only reason I was divining for water was because of the drought .

受污染的水源会降低农作物产量。

Polluted water lessens crop yields .

由于森林遭到破坏，目前该国的部分地区水源短缺。

As a result of the rape of the forests , parts of the country are now short of water .

长时间干旱，水源都枯竭了。

The long drought dried up the source .

水源枯竭。

The water source has dried up .

另一些则把根深深地扎入地下水源。

Others send roots deep down to subsurface water supplies .

但是，一旦这些植物耗尽它们储存的水或者用完地下水源，它们就会停止生长并开始死亡。

But once these plants use up their stored reserve or tap out the underground supply , they cease growing and start to die .

在许多国家，成百上千万灌溉用井正将地下水源源不断地抽出地表，其速度超过了雨水回灌的速度。

Millions of irrigation wells in many countries are now pumping water out of underground sources faster than rainfall can refill them .

此外,新的咖啡种植技术正在污染当地的水源,并最终污染全世界的地下水。

In addition , new coffee-growing techniques are poisoning the water locally , and eventually the world 's groundwater .

为什么清洁的水源对发展中国家如此重要？

Why is clean water so important to developing countries ?

在这些国家，妇女和女孩要花几个小时去打水，但这些水源往往都受到污染，且路途遥远。

In those countries , women and girls spend several hours collecting water , but often polluted , far away from their families .

在加拿大少年瑞安六岁时，他的老师告诉他非洲许多地方都没有清洁水源。

When Canadian teenager Ryan was six years old , his teacher told him that many parts of Africa , there was no clean water .

它可以在环境中存在很多年,污染大片土地和水源。

It   can   remain   in   the   environment   for   many   years   and   pollute   large   areas   of   land   and   water .

万一主水源断了，我们另外有供水的地方

There is a supplementary water supply in case the rain supply fails .

它们能精确识别食物和水源的方向，表现出了强大的团结和团队决策能力。象群内的分工也很明确。未来还有可能北移

They can identify the direction of food and water resources very precisely and group decision-making .

美国食品和药物管理局表示，在发生重大灾难后，水源要么被切断，要么被严重污染。

According to the FDA , after major disasters , water 's either cut off or heavily contaminated .

而找到水源可能是实现这一目标的关键：不仅让月球表面成为一个太空旅行的目的地，而是让它成为一个可停留的场所。

And finding a source of water could be the key to making the lunar surface not just a place to visit but a place to stay .

水源pH调整对盆栽基质的pH也有影响，但是幅度较小。

PH adjustment of irrigation water also affected root zone pH but in a less extent .

引滦水源隐孢子虫和f2噬菌体消长规律研究

Study on dynamic changes of cryptosporidium and bacteriophage f_2 in source water diverted from Luan river

微污染水源水ClO2消毒中ClO2~-的来源与控制技术

Formation and Control Technology of By-Product Chlorite of Chlorine Dioxide Disinfection for Micro-Polluted Source Water

目的了解有毒蓝藻水华频繁暴发的太湖流域周边城市水源水和饮用水中微囊藻毒素（MC）的含量。

ObjectiveTo investigate the level of microcystins ( MC ) in source and drinking water of a city along Lake Tiahu where toxic water blooms frequently occurred .

利用生物曝气滤池（BAF）对微污染水源水去除氨氮及有机物进行了试验研究。

Biological aerated filter ( BAF ) as bioremediation process of micropolluted source water to remove ammonia and organic matter was studied .

本文运用模糊聚类法对用六种分析设备所测定的某污染水源Cr、Fe和Al数据进行了分类对比，从而为分析设备筛选提供参考。

In this paper , the data of Cr , Fe and Al , which were determinated to polluted water with six analytical equipments , was classified and compared with cluster analysis , distributed reference for selecting equipment .

本文介绍用Ames试验对广东某供水工程水源水进行有机提取物致突变性的研究。

This paper presents a research on the mutation of organic abstracts from water source of a certain water supply project in Guangdong through Ames test .